{
  "manageEntity": {
    "action": "Repost",
    "entityId": "838379268",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x181479cac96e7e63a2f4c86fadf9329a4d01b02fd42e3a2dc5ee3cfdb8b62e2e",
    "signature": "0xe436fc75b1e8fddcabf1a2e214865ce3a4d74f7da62773fd1895372c6710722124a5a04cafad08f5d2559d343185aed73491cfa5f171adf43bf9c44d56704e3e1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}